Cita APA (7a ed.)

Spreiregen, P. D. (1979). Design Competitions (1a. Ediciòn.). McGraw Hill Book Company.

Cita Chicago Style (17a ed.)

Spreiregen, Paul D. Design Competitions. 1a. Ediciòn. Estados Unidos: McGraw Hill Book Company, 1979.

Cita MLA (9a ed.)

Spreiregen, Paul D. Design Competitions. 1a. Ediciòn. McGraw Hill Book Company, 1979.